单项选择题

A vessel being towed will show（）.

A.a forward masthead light
B.sidelights and a sternlight
C.a towing light
D.All of the above

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单项选择题

A.the lights required for a power-driven vessel underway
B.only the required masthead lights
C.a sternlight only
D.sidelights and a sternlight

单项选择题

A.Sidelights and a stern light
B.Sidelights only
C.Sidelights and a small white light at each end
D.A small white light at each end

单项选择题

A.Meeting
B.Overtaking
C.Crossing
D.Passing